
发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本文件规定了工业用二甲基二硫醚的技术要求、试验方法、检验规则、标志、包装、运输和贮存。 本文件适用于以甲醇与硫化氢为原料制得的二甲基二硫醚产品
Dimethyl disulfide for industrial use
本标准适用于由甲硫醇或所甲烷为原料制得的食品添加剂二甲基二硫醚。 2 化学名称、分子式、结构式和相对分子质量
Food Additive Dimethyl Disulfide
主要技术内容包括全自动顶空固相微萃取/气相色谱-质谱法测定水中二甲基二硫醚等四种醚类致嗅物质的方法原理、试剂和材料、仪器和设备、样品、结果计算与表示、精密度和准确度、质量保证和质量控制、废物处理和试验报告等内容,适用于检测生活饮用水及水源水中二甲基二硫醚、二乙基二硫醚、二甲基三硫醚、双(2-氯甲基
Determination of four ether-like odorants including dimethyl disulfide in water by headspace solid-phase microextraction-gas chromatography-mass spectrometry
本标准适用于由甲硫醇钠为原料制得的食品添加剂二甲基硫醚
Food Additive Dimethyl Sulfide
polyoxymethylene dimethyl ether
来自第1177页
The second part seventeen draw dimethyl sulfoxide
1.1 This test method covers the determination by gas chromatography of propylene glycol monomethyl ether (PM), dipropylene glycol monomethyl ether
Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate
This test method is used to determine the purity of PM, DPM, and PMA by subtracting calculated total impurities from 100 %.
Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate
来自第1180页
Part II Seventeen Sodium Lauryl Sulfate
本标准适用于由焙硫醇为原料制得的食品添加剂二糠基二硫醚。 2 化学名称、分子式.结构式和相对分子质量
Food Additive Difurfuryl Disulfide
本方法适用于恶臭污染源排气和环境空气中硫化氢、甲硫醇、甲硫醚和二甲二硫的同时测定。气相色谱仪的火焰光度检测器(GC-FPD)对四种成分的检出限为0.2×10-9~1.0×10<上上标-9>g,当气体样品中四种成分浓度高于1.0mg/m3时,可取1~2mL气体样品直接注入气相
Air quality. Determination of sulfuretted hydrogen, methyl sulfhydryl, dimethyl sulfide and dimethyl disulfide. Gas chromatography
本标准适用于由丙硫醇为原料制得的食品添加剂二丙基二硫醚。 2 化学名称、分子式、结构式和相对分子质量
Food Additive Dipropyl Disulfide
This part of ISO 15181 specifies the apparatus and analysis technique for determining the amount of tolylfluanid and dichlofluanid that has been
Paints and varnishes - Determination of release rate of biocides from antifouling paints - Part 5: Calculation of the tolylfluanid and dichlofluanid release rate by determination of the concentration of dimethyltolylsulfamide (DMST) and dimethylphenylsulf
Paints and varnishes - Determination of release rate of biocides from antifouling paints - Part 5: Calculation of the tolylfluanid and dichlofluanid release rate by determination of the concentration of dimethyltolylsulfamide (DMST) and dimethylphenylsulf
Paints and varnishes - Determination of release rate of biocides from antifouling paints - Part 5: Calculation of the tolylfluanid and dichlofluanid release rate by determination of the concentration of dimethyltolylsulfamide (DMST) and dimethylphenylsulf
本文件规定了工业用二甲基二硫醚的技术要求、试验方法、检验规则、标志、包装、运输和贮存。 本文件适用于以甲醇与硫化氢为原料制得的二甲基二硫醚产品
Dimethyl disulfide for industrial use
本标准适用于由甲硫醇或所甲烷为原料制得的食品添加剂二甲基二硫醚。 2 化学名称、分子式、结构式和相对分子质量
Food Additive Dimethyl Disulfide
主要技术内容包括全自动顶空固相微萃取/气相色谱-质谱法测定水中二甲基二硫醚等四种醚类致嗅物质的方法原理、试剂和材料、仪器和设备、样品、结果计算与表示、精密度和准确度、质量保证和质量控制、废物处理和试验报告等内容,适用于检测生活饮用水及水源水中二甲基二硫醚、二乙基二硫醚、二甲基三硫醚、双(2-氯甲基
Determination of four ether-like odorants including dimethyl disulfide in water by headspace solid-phase microextraction-gas chromatography-mass spectrometry
本标准适用于由甲硫醇钠为原料制得的食品添加剂二甲基硫醚
Food Additive Dimethyl Sulfide
polyoxymethylene dimethyl ether
来自第1177页
The second part seventeen draw dimethyl sulfoxide
1.1 This test method covers the determination by gas chromatography of propylene glycol monomethyl ether (PM), dipropylene glycol monomethyl ether
Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate
This test method is used to determine the purity of PM, DPM, and PMA by subtracting calculated total impurities from 100 %.
Standard Test Method for Purity of Propylene Glycol Monomethyl Ether, Dipropylene Glycol Monomethyl Ether, and Propylene Glycol Monomethyl Ether Acetate
来自第1180页
Part II Seventeen Sodium Lauryl Sulfate
本标准适用于由焙硫醇为原料制得的食品添加剂二糠基二硫醚。 2 化学名称、分子式.结构式和相对分子质量
Food Additive Difurfuryl Disulfide
本方法适用于恶臭污染源排气和环境空气中硫化氢、甲硫醇、甲硫醚和二甲二硫的同时测定。气相色谱仪的火焰光度检测器(GC-FPD)对四种成分的检出限为0.2×10-9~1.0×10<上上标-9>g,当气体样品中四种成分浓度高于1.0mg/m3时,可取1~2mL气体样品直接注入气相
Air quality. Determination of sulfuretted hydrogen, methyl sulfhydryl, dimethyl sulfide and dimethyl disulfide. Gas chromatography
本标准适用于由丙硫醇为原料制得的食品添加剂二丙基二硫醚。 2 化学名称、分子式、结构式和相对分子质量
Food Additive Dipropyl Disulfide
This part of ISO 15181 specifies the apparatus and analysis technique for determining the amount of tolylfluanid and dichlofluanid that has been
Paints and varnishes - Determination of release rate of biocides from antifouling paints - Part 5: Calculation of the tolylfluanid and dichlofluanid release rate by determination of the concentration of dimethyltolylsulfamide (DMST) and dimethylphenylsulf
Paints and varnishes - Determination of release rate of biocides from antifouling paints - Part 5: Calculation of the tolylfluanid and dichlofluanid release rate by determination of the concentration of dimethyltolylsulfamide (DMST) and dimethylphenylsulf
Paints and varnishes - Determination of release rate of biocides from antifouling paints - Part 5: Calculation of the tolylfluanid and dichlofluanid release rate by determination of the concentration of dimethyltolylsulfamide (DMST) and dimethylphenylsulf








